Proven Executive with Outstanding Track Record of Value Creation to Drive the Next Chapter of Growth and Innovation at Argenta

September 22, 2025 – Argenta, the leading end-to-end provider of pharmaceutical services to the animal health industry, today announced that Matt Stober has been named the Chief Executive Officer (“CEO”) of Argenta, effective September 29, 2025. Matt succeeds interim CEO Stephan Kutzer, who will remain closely involved with Argenta as a board member.

“Argenta has built a strong foundation and is now at an exciting inflection point, with the scale and capabilities to fully deliver on its molecule-to-market vision. I am honored to lead the Company and look forward to working with the Board and the talented team at Argenta to strengthen our positioning as the partner-of-choice for our clients in enabling innovation in animal health,” said Matt Stober, CEO of Argenta.

Matt brings extensive experience in leading and scaling global organizations in the biopharma, pharmaceutical development, manufacturing, and research industries. Prior to joining Argenta, Matt was the CEO of Abzena, a biologics and bioconjugate-focused CDMO and CRO that provides outsourced manufacturing and development services for therapeutic companies from research to commercial production. Prior to Abzena, Matt held senior executive leadership roles at Hospira, Novartis, GlaxoSmithKline, and Merck.

“Matt is an extraordinary operator whose blend of strategic vision and operational discipline make him the ideal leader for Argenta as we enter a new era of growth,” said Kugan Sathiyanandarajah, Partner at KKR.

“We have spent the last several years intentionally building Argenta and now possess the ability to serve the entire value chain in a truly integrated way. Matt brings a wealth of experience and strategic focus, and we are excited to partner with him in driving Argenta’s continued success,” said Johnny Kim, Managing Director at KKR.

About Argenta

Argenta is a global animal health services company, supporting companies big and small to develop and manufacture products that contribute to the health and well-being of animals. From 'molecule to market', our trusted, innovative solutions cover every stage of product development, and we are trusted by the world’s top animal health companies – who return to Argenta for our unparalleled, comprehensive support. For more information, please visit www.argentaglobal.com.

‍